Ceratocephala testiculata (Crantz) Roth

NEW YORK BOTANICAL GARDEN
02744002
Ada Hayden Herbarium
Iowa State University
Flora of Iowa
Ranunculus testiculatus Crantz
Marion County T76N R19W Section 7 SW4 NE4 NE4 SE4
UTM (NAD83,15T): 492982 East, 4583091 North
41° 24’ 4.53652" North, 93° 5’ 2.33171” West Elevation 830 feet
Elk Rock State Park is owned by the Iowa DNR, approximately 5 miles north
of Knoxville and on the Southern Iowa Drift Plain. Ranunculus testiculatus is
infrequent in the south portion of the equestrian campground near camp site
#35. It occurs in mineral soil and crushed limestone up to 2 meters south of a
paved road. The fruits are green and a few plants have closed flowers. The
petals are pale yellow. The collection site and adjacent lawn are mowed
during the growing season. Ranunculus testiculatus is associated with
Androsace occidentalis. Capsella bursa-pastoris. Matricaria matricarioides
and Veronica arvensis.
Mark J. Leoschke 2794	May 7, 2009
Collected for the Wildlife Bureau of the Iowa [Department of Natural Resources
02744002